Whispering has determined the contribution margin ratio of a product to be $40\%.$ Its selling price is $$30,$ while its costs consist

of two variable costs and one fixed cost. The sole fixed cost is a selling and administrative cost. The variable selling and

administrative cost is $$\frac{2\mathrm{.}40}{?}$ unit.

What is the variable manufacturing cost per unit? $($Round answer to $2$ decimal places, e$.$g$.15\mathrm{.}25.)$

Variable manufacturing cost

$

per unit

What is the gross margin of one unit of this product if there are no fixed manufacturing costs? $($Round answer to $2$ decimal

places, e$.$g$.15\mathrm{.}25.)$

Gross margin

$

per unit

What is the gross margin percentage for this product?

Gross margin